40469044 has 96 divisors (see below), whose sum is σ = 95800320. Its totient is φ = 14476800.

The previous prime is 40469041. The next prime is 40469059. The reversal of 40469044 is 44096404.

It is a junction number, because it is equal to n+sod(n) for n = 40468997 and 40469015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40469041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308859 + ... + 308989.

It is an arithmetic number, because the mean of its divisors is an integer number (997920).

Almost surely, 2^40469044 is an apocalyptic number.

40469044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40469044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47900160).

40469044 is an abundant number, since it is smaller than the sum of its proper divisors (55331276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40469044 is a wasteful number, since it uses less digits than its factorization.

40469044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 40469044 is about 6361.5284326960. The cubic root of 40469044 is about 343.3267547257.

The spelling of 40469044 in words is "forty million, four hundred sixty-nine thousand, forty-four".